Cryptic crossword #51: Rodent's illness overcome by computer (6)
18 February 2021
Challenge your brain by solving New Scientist's weekly crosswords on your mobile, tablet or desktop
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How to find astronomy’s handiest reference point – the ecliptic
17 February 2021
Want an easy way to locate the planets or find out where an eclipse is likely to happen? Use the ecliptic, says Abigail Beall
Do telomere length tests really reveal your biological age?
17 February 2021
Curiosity about how well our bodies are ageing has fuelled an industry around telomere length tests, but the much touted “biological clock” in our DNA isn’t what we thought
How archaeologists are using futuristic tech to uncover ancient cities
17 February 2021
The secrets of long-lost metropolises are finally being revealed thanks to data archaeology. We could even learn more about why cities die out, writes Annalee Newitz
What do the new coronavirus variants mean for a return to normality?
17 February 2021
With news of one new variant after another, it's easy to despair that even vaccines won't be enough to overcome the coronavirus pandemic - but there are reasons to be optimistic
Physicists finally worked out why ice is slippery after 150 years
16 February 2021
We may finally have an answer to the question of why ice is slippery after 150 years: a layer of dancing molecules on its surface
Chimpanzees seem to 'speak' in sentences of three or more calls
15 February 2021
The ability to combine multiple words to create new meanings is thought to be unique to humans, but a study of chimp calls hints that it isn't
NASA is about to land a helicopter on Mars that might glow in the dark
12 February 2021
NASA's Perseverance rover is due to touch down on Mars on 18 February, and it is carrying the first helicopter to attempt a flight on another planet. Now it seems the tiny drone may also glow in the dark when it flies
We can see evidence of the ancient Snowball Earth in bacterial DNA
12 February 2021
The photosynthetic bacteria that thrive in warm ocean waters today nearly died out when the entire planet froze over 680 million years ago – and there is evidence of that frozen world in their DNA
AI can use the veins on your hand like fingerprints to identify you
12 February 2021
Veins in the back of your hand are as unique as fingerprints and can be used to identify you without specialist hardware
